Multiple choice

A snake has

  1. Only one lung

  2. Two lungs

  3. No lung

  4. Three lungs
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Most snakes have only one functional lung - the right lung is well-developed while the left lung is either very small or completely absent. This adaptation allows for their elongated body shape. The single lung is quite elongated and can extend far into the body cavity.

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